<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
 <el-form :model="regFrom" :rules="rules" ref="regFrom" >

          <el-form-item prop="name">
           <el-input v-model="regFrom.name" placeholder="请输入账户名" prefix-icon='el-icon-user'></el-input>
          </el-form-item>

           <el-form-item prop="password">
           <el-input v-model="regFrom.password" placeholder="请输入密码" prefix-icon='el-icon-lock'></el-input>
          </el-form-item>

           <el-form-item prop="repassword">
           <el-input v-model="regFrom.repassword" placeholder="请确认密码" prefix-icon='el-icon-lock'></el-input>
          </el-form-item>

      </el-form>
      <el-button type="primary" style="width:100%"   @click="regNewUser">主要按钮</el-button>
      <el-link type="primary" @click="$router.push('/Login')">跳转登录页面</el-link>
    </div>
  </div>
</template>

<script>
export default {
  name: 'RegD',
  data () {
    const samePwd = (rule, value, callback) => {
      if (value !== this.regForm.password) {
      // 如果验证失败，则调用 回调函数时，指定一个 Error 对象。
        callback(new Error('两次输入的密码不一致!'))
      } else {
      // 如果验证成功，则直接调用 callback 回调函数即可。
        callback()
      }
    }
    return {
      regFrom: {
        name: '',
        password: '',
        repassword: ''
      },
      rules: {
        name: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { pattern: /^[a-zA-Z0-9]{1,10}$/, message: '用户名必须是1-10的字母数字', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15的非空字符', trigger: 'blur' }
        ],
        repassword: [
          { required: true, message: '请再次输入密码', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15的非空字符', trigger: 'blur' },
          { validator: samePwd, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    regNewUser () {
      // 进行表单预验证
      this.$refs.regRef.validate(async valid => {
        if (!valid) return
        // 1. 发起注册请求
        const { data: res } = await this.$http.post('/api/reg', this.regForm)
        // 2. 注册失败，提示用户
        if (res.code !== 0) return this.$message.error(res.message)
        // 3. 注册成功，提示用户
        this.$message.success(res.message)
        // 4. 跳转到登录页面
        this.$router.push('/login')
      })
    }
  }
}
</script>

<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    padding: 0 20px;
    box-sizing: border-box;
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }
  }
}
</style>
